package syn;

/**
 * @author zfj
 * @date 2021/10/17 -11:50
 * 不安全的取钱
 * 两个人去银行取钱，账户
 */
public class UnsafeBank {
	public static void main(String[] args) {
		//账户
		Account account=new Account(1000,"结婚基金");
		Drawing you=new Drawing(account,50,"you");
		Drawing girlFriend=new Drawing(account,100,"girlFriend");
		you.start();
		girlFriend.start();

	}
}

//账户
class Account{
	int money;//余额
	String name;//卡名

	public Account(int money, String name) {
		this.money = money;
		this.name = name;
	}
}
//银行
class Drawing extends Thread{
	Account account;//账户
	//取了多少
	int drawingMoney;
	//手中还有多少
	int nowMoney;

	public Drawing(Account account,int drawingMoney,String name){
		super(name);
		this.account=account;
		this.drawingMoney=drawingMoney;
	}
	//取钱
	@Override
	public void run() {
		synchronized (account){
			//判断有没有钱
			if(account.money-drawingMoney<0){
				System.out.println(Thread.currentThread().getName()+"钱不够，取不了");
				return;
			}
			try {
				Thread.sleep(1000);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			//卡内余额
			account.money=account.money-drawingMoney;
			//手中钱
			nowMoney=nowMoney+drawingMoney;
			System.out.println(account.name+"余额为："+account.money);
//		System.out.println(this.getName()+Thread.currentThread().getName());
			System.out.println(this.getName()+"手里的钱"+nowMoney);
		}
	}
}